D.C. Circuit Broadly Rejects Challenges To EPA SO2 NAAQS Designations

October 19, 2018
The U.S. Court of Appeals for the District of Columbia Circuit has broadly rejected three challenges to EPA's designations for which areas are attaining or violating the 2010 sulfur dioxide (SO2) air standard, defending the agency's discretion on technical issues and faulting suits from environmentalists and a Kansas utility on procedural grounds. In an Oct. 19 ruling in Samuel Masias, et al. v. EPA, et al. , a three-judge panel unanimously rebuffs challenges from Colorado citizens, Ohio environmentalists and a...


Not a subscriber? Sign up for 30 days free access to exclusive environmental policy reporting.